/// ========================================================================
/// Bootstrap: buttons.less
/// https://github.com/twbs/bootstrap/blob/master/less/buttons.less
///
/// ZUI: The file has been changed in ZUI. It will not keep update with the
/// Bootsrap version in the future.
/// http://openzui.com
/// ========================================================================
/// Bootrap: Copyright 2011-2016 Twitter, Inc. Licensed under MIT
/// ========================================================================


// Core styles

.btn {
  display: inline-block;
  margin-bottom: 0; // For input.btn
  font-weight: @btn-font-weight;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
  user-select: none;
  .button-size(@padding-base-vertical; @padding-base-horizontal; @font-size-base; @line-height-base; @border-radius-base);
  transition: @animation-speed-normal @animation-type;
  transition-property: background, border, box-shadow, outline, opacity;

  &:focus {
    .tab-focus();
  }

  &:hover,
  &:focus {
    color: @btn-default-color;
    text-decoration: none;
  }

  &:active,
  &.active {
    outline: none;
    background-image: none;
    box-shadow: inset 0 3px 5px rgba(0,0,0,.125);

  }

  &.disabled,
  &[disabled],
  fieldset[disabled] & {
    cursor: not-allowed;
    pointer-events: none; // Future-proof disabling of clicks
    box-shadow: none;
    .opacity(.65);
  }
}


// Alternate buttons

// Default button
.btn {
  .button-variant(@btn-default-color; @btn-default-bg; @btn-default-border);
}
// Primary button
.btn-primary {
  .button-variant(@btn-primary-color; @btn-primary-bg; @btn-primary-border);
}
// Warning appears as orange
.btn-warning {
  .button-variant(@btn-warning-color; @btn-warning-bg; @btn-warning-border);
}
// Danger and error appear as red
.btn-danger {
  .button-variant(@btn-danger-color; @btn-danger-bg; @btn-danger-border);
}
// Success appears as green
.btn-success {
  .button-variant(@btn-success-color; @btn-success-bg; @btn-success-border);
}
// Info appears as blue-green
.btn-info {
  .button-variant(@btn-info-color; @btn-info-bg; @btn-info-border);
}


// Link buttons

// Make a button look and behave like a link
.btn-link {
  color: @link-color;
  font-weight: normal;
  cursor: pointer;
  text-shadow: none;
  box-shadow: none;
  background: none;

  &,
  &:active,
  &[disabled],
  fieldset[disabled] &,
  &:hover,
  &:focus {
    border-color: transparent;
    box-shadow: none;

  }
  &:hover,
  &:focus {
    color: @link-hover-color;
  }
  &[disabled],
  fieldset[disabled] & {
    &:hover,
    &:focus {
      color: @btn-link-disabled-color;
      text-decoration: none;
    }
  }
}


// Button Sizes

.btn-lg {
  // line-height: ensure even-numbered height of button next to large input
  .button-size(@padding-large-vertical; @padding-large-horizontal; @font-size-large; @line-height-large; @border-radius-base);
}
.btn-sm,
.btn-xs,.btn-mini {
  // line-height: ensure proper height of button next to small input
  .button-size(@padding-small-vertical; @padding-small-horizontal; @font-size-small; @line-height-small; @border-radius-base);
}
.btn-xs, .btn-mini {
  padding: 1px 5px;
}


// Block button

.btn-block {
  display: block;
  width: 100%;
}

// Vertically space out multiple block buttons
.btn-block + .btn-block {
  margin-top: 5px;
}

// Specificity overrides
input[type="submit"],
input[type="reset"],
input[type="button"] {
  &.btn-block {
    width: 100%;
  }
}
